Quantum Xchange
PrivateLast Round
Series A
Jan 7, 2021
Est. Valuation
$59M
Total Funding Raised
$23.5M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Quantum Xchange is a cybersecurity company that provides a cryptographic management platform, Phio Trusted Xchange (TX), to protect data in motion from quantum computing threats.
Sector
Cybersecurity
Verticals
Network Security, Quantum Computing, Data Protection, Vulnerability Management, Compliance & Risk
Business Model
B2G
Customer Profile
Hardware + Subscription, Government Contracts, Services & Consulting, Hardware Sales
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Quantum Xchange Comparables
Compare Quantum Xchange with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Qrypt | 88% | |
| QuSecure | 87% | |
| QuintessenceLabs | 86% |
Quantum Xchange Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series A | Jan 7, 2021 | ||||
| Seed | Jun 26, 2018 |
Key People
Founding team and executive leadership
Quantum Xchange Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| New Technology Ventures | Seed |
| Wilmot Advisors | Series A |
| Space Capital | Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors grew 82% MoM.
- Feb 26, 2026
Phio TX adds EUCC compliance and supports massive-scale deployments.
Recent news
Latest coverage and updates
- partners_withSep 22, 2026
Quantum Xchange partnered with Carahsoft Technology Corp. on Sep 22nd '26.
Quantum Xchange Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
Request accessFrequently Asked Questions
Common questions about Quantum Xchange's valuation, stock price, and market status.
Is Quantum Xchange a public or private company?
Quantum Xchange is a private company.
What is the current stock price of Quantum Xchange?
Quantum Xchange is a private company with no public stock price. No recent secondary market data is available.
How much is Quantum Xchange worth (valuation)?
Quantum Xchange's valuation is estimated at $59.0M based on funding round data.
Can I buy Quantum Xchange stock?
Quantum Xchange shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was Quantum Xchange's last funding round?
Quantum Xchange's most recent funding round was Series A on January 7, 2021.
Who are the main investors in Quantum Xchange?
Key investors in Quantum Xchange include Wilmot Advisors, Space Capital.
Will Quantum Xchange IPO soon?
No public IPO plans have been announced for Quantum Xchange.
How can I track Quantum Xchange secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Quantum Xchange's secondary market activity and sign up for updates.